1 /* 2 * Copyright (C) 2013 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 enum FontFaceSetLoadStatus { "loading", "loaded" }; 32 33 [ 34 ActiveDOMObject, 35 SetWrapperReferenceFrom=document, 36 NoInterfaceObject, 37 RuntimeEnabled=FontLoadEvents, 38 ] interface FontFaceSet : EventTarget { 39 40 attribute EventHandler onloading; 41 attribute EventHandler onloadingdone; 42 attribute EventHandler onloadingerror; 43 44 [RaisesException] boolean check(DOMString font, optional DOMString text = null); 45 [CallWith=ScriptState] Promise load(DOMString font, optional DOMString text = null); 46 [MeasureAs=FontFaceSetReady, CallWith=ScriptState] Promise ready(); 47 48 [RaisesException] void add(FontFace fontFace); 49 void clear(); 50 [RaisesException, ImplementedAs=remove] boolean delete(FontFace fontFace); 51 void forEach(FontFaceSetForEachCallback callback, optional any thisArg); 52 [RaisesException] boolean has(FontFace fontFace); 53 54 readonly attribute unsigned long size; 55 readonly attribute FontFaceSetLoadStatus status; 56 }; 57
